Chemistry Benchmark 4 18-19

How are pressure and volume related?

• Directly
• Indirectly
• They aren't related

What law combines all 3 factors (pressure, temperature, and volume)

• Combined Gas Law
• Charle's Law
• Boyle's Law
• Avagadros Ideal Gas Law

What is 50 C in Kelvin?

• 223
• 323
• 100
• 50

You have a gas that has a pressure of 2 ATM and a volume of 10L.  What would be the new volume if the pressure was changed to 1 ATM?

• 5 L
• 20 L
• It would stay at 10L
• 1 L

What does Boyle's law relate to?

• Temperature and Volume
• Volume and Pressure
• Temperature and Pressure

What is the constant in Charles' Law?

• Temperature
• Pressure
• Volume
• None of the above

At a pressure of 405 kPa, the volume of a gas is 6.00 cm³. Assuming the temperature remains constant, what pressure will occur at a new volume of 4.00cm³?

• 607.50 kPa
• 9720 kPa
• 67.50 kPa

If a nitrogen gas occupies a volume of 500ml at a pressure of 0.971atm. What volume will the gas occupy at a pressure of 1.50 atm, assuming the temperature remains constant?  

• 323.6 ml
• 728.25 ml
• 772.39 ml
• None of the above

Determine the number of moles in a container of gas at STP with a volume of 99.2 L. 

• 2222.08 moles
• 4.43 moles
• 22.4 moles 
• 76.8 moles

Determine the Celsius temperature of 2.49 moles of gas contained in a 1.00-L vessel at a pressure of 143 kPa. 

• -266 degrees C
• -622 degrees C
• 622 degrees C 
• 266 degrees C